Lua APA (7ú heag.)

Arengo, S. (2001). The Ugly Duckling. Oxford University Press.

Lua i Stíl Chicago (17ú heag.)

Arengo, Sue. The Ugly Duckling. Oxford: Oxford University Press, 2001.

Lua MLA (8ú heag.)

Arengo, Sue. The Ugly Duckling. Oxford University Press, 2001.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.